ononline Event

DOM Events Event Object

Definition and Usage

ononline Event occurs when the browser starts working online.

Tip:ononline Event with onoffline Event Conversely.

Tip:You can also use navigator.onLine Property to determine whether the browser is in online or offline mode.

Example

Execute JavaScript when the browser starts working online:

<body ononline="myFunction()">

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Syntax

In HTML:

<element ononline="myScript">

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In JavaScript:

object.ononline = function(){myScript};

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In JavaScript, use the addEventListener() method:

object.addEventListener("online", myScript);

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Note:Internet Explorer 8 or earlier versions do not support addEventListener() Method.

Technical Details

Bubbling: Not Supported
Cancelable: Not Supported
Event Type: Event
Supported HTML Tags: <body>
DOM Version: Level 3 Events

Browser Support

The numbers in the table indicate the first browser version that fully supports the event.

Events Chrome IE Firefox Safari Opera
ononline Not Supported. Discontinued since IE11.
8.0		 3.0 Not Supported Not Supported
DOM Events Event Object